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As long as there are any uranium atoms. Since U-238 has a half-life of over a billion years, that can be a long, long time.

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Q: How long can radioactivity be on uranium?
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Related questions

Is uranium the first radioactive element?

Radioactivity is discovered on uranium.


What does uranium become when its lost its radioactivity?

Uranium becomes lead


Who invented the radioactivity of uranium?

Bacquarrel


Has uranium higher tendency of radioactivity?

All the isotopes of uranium are radioactive !


Explain what Becquerel found out about uranium?

Becquerel discovered the natural radioactivity of uranium in 1896.


What is an examples of artificial radioactivity except U?

Uranium is not artificial radioactivity so it is not clear what the question is about.


What did Marie curie call the energy that is spontaneously released by uranium?

Marie Curie referred to the energy spontaneously released by uranium as "radioactivity."


Can workers in nuclear power plants be seriously affected by radioactivity in uranium?

In a nuclear power plant (nuclear reactor) the radioactivity of uranium is not a problem in normal work conditions.


What did Marie and Pierre currie conclude?

uranium can spontaniously give off energy also known as radioactivity


Uranium 235 and Uranium 238 are said to be what kind of radioactivity?

Uranium 235 and uranium 238 are especially alpha particles emitters. They are natural radioactive isotopes.


Uranium radiation currie per gram?

a gram of natural uranium having various isotopic makeups has a radioactivity of about .67 microCuries. One Curie is equal to the radioactivity possessed by a gram of radium.


Uranium is used to make?

uranium is mainly related to radioactivity so i think that it is widely used in these types of works.